Adding Decimals
Subtracting Decimals
Rounding Decimals
Mental Math
Random
100

0.74 + 0.52

1.26

100

0.68 - 0.24

0.44

100

281.78 + 346

About 600

100

8.2 + 6.1

14.3

100

Number 1 rule of adding and subtracting decimals?

LINE UP THE DECIMAL
200

2.62 + 12.4

15.02

200

0.52 - 0.19

0.33

200

19.7 - 6.9

About 13

200

10.56 + 2.23

12.79

200

What holiday is on Monday? 

Labor Day

300

41.5 + 12.61 

54.11

300

2.88 - 0.59

2.29

300

87.99 - 52.46

About 40

300

18.26 - 7.12

11.14

300

How many dogs does Ms. Lords have? (Triple points if you can name all of them!!!)

4!

Milo 

Archie

Aqua

Copper the corgi!!

400

12 + 7.69

19.69

400

0.39 - 0.14

0.25

400

$13.99 - $0.85

About $13
400

38.42 - 27.1

11.32

400

What class do you have after Math today? 

A: Science!

B: Spanish!

500

88.8 + 4.27 + 78.95

172.02

500

0.61 - 0.42

0.19

500

5.82 + 1.69 + 2.3

About 10

500

128.78 + 141.01

269.79

500

What science project will we be doing next thursday? (explain it!)

Making ice cream in a bag!

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